package com.tai.design.observer;

/**
 * The interface Observer.
 *
 * @version v1.0
 * @ClassName: Observer
 * @Description: 抽象观察者类
 * @Author: taylor
 */
public interface Observer {

    /**
     * Update.
     *
     * @param message the message
     */
    void update(String message);
}
